313034340321 has 6 divisors (see below), whose sum is σ = 452160713810. Its totient is φ = 208689560208.

The previous prime is 313034340301. The next prime is 313034340347. The reversal of 313034340321 is 123043430313.

313034340321 is a `hidden beast` number, since 3 + 1 + 303 + 4 + 34 + 0 + 321 = 666.

It can be written as a sum of positive squares in only one way, i.e., 291314949696 + 21719390625 = 539736^2 + 147375^2 .

It is not a de Polignac number, because 313034340321 - 2¹⁷ = 313034209249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313034340301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17390796676 + ... + 17390796693.

Almost surely, 2^313034340321 is an apocalyptic number.

It is an amenable number.

313034340321 is a deficient number, since it is larger than the sum of its proper divisors (139126373489).

313034340321 is a wasteful number, since it uses less digits than its factorization.

313034340321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34781593375 (or 34781593372 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 313034340321 its reverse (123043430313), we get a palindrome (436077770634).

The spelling of 313034340321 in words is "three hundred thirteen billion, thirty-four million, three hundred forty thousand, three hundred twenty-one".